Description

1,5-Dihydroxynaphthalene-2,6-Dicarboxylic Acid is a high-purity, multifunctional aromatic dicarboxylic acid derivative that serves as a critical building block in advanced organic synthesis. This compound matters for its unique molecular architecture, featuring both phenolic hydroxyl and carboxylic acid groups, which enables its use in creating complex polymers, dyes, and pharmaceutical intermediates. It is needed by research institutions and industrial manufacturers in the fine chemical, specialty polymer, and advanced material sectors seeking to develop products with specific optical, thermal, or binding properties.

Application

• Polymer & Resin Synthesis: As a monomer for producing high-performance polyesters, polyamides, and liquid crystal polymers (LCPs) with enhanced thermal stability.
• Dye & Pigment Intermediate: A key precursor in the manufacture of complex naphthalene-based dyes, pigments, and optical brighteners.
• Pharmaceutical Intermediates: Used in the synthesis of active pharmaceutical ingredients (APIs) and other bioactive molecules.
• Coordination Chemistry & Chelation: Acts as a versatile ligand for metal-organic frameworks (MOFs) and metal complex catalysts.
• Advanced Material Research: Employed in R&D for organic semiconductors, non-linear optical materials, and other functional materials.
• Crosslinking Agent: Utilized to introduce crosslinks into polymer networks, improving mechanical strength and chemical resistance.

Basic Information

Product Name	1,5-Dihydroxynaphthalene-2,6-Dicarboxylic Acid
CAS No.	25543-68-4
Molecular Formula	C12H8O6
Molecular Weight	248.19 g/mol
Synonyms	2,6-Naphthalenedicarboxylic acid, 1,5-dihydroxy-; 1,5-Dihydroxy-2,6-naphthalenedicarboxylic acid; DHNDA; 1,5-Dihydroxynaphthalene-2,6-dicarboxylate; NSC 403796; 2,6-Bis(carboxy)-1,5-dihydroxynaphthalene
EINECS	Contact for details

Quality Control

Our 1,5-Dihydroxynaphthalene-2,6-Dicarboxylic Acid is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing to ensure it meets high-purity standards suitable for research and industrial synthesis. Certificates of Analysis (COA) documenting purity, identity, and impurity profiles are available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents, strong bases, and incompatible materials. Due to its phenolic and carboxylic acid functional groups, it is recommended to handle and store this material in a manner that minimizes exposure to moisture and air.

Specification

Item	Specification
Appearance	Off-white to light yellow powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%
Heavy Metals	≤ 20 ppm

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.